1002101222203 has 4 divisors (see below), whose sum is σ = 1002103243648. Its totient is φ = 1002099200760.

The previous prime is 1002101222173. The next prime is 1002101222279. The reversal of 1002101222203 is 3022221012001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1002101222203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002101222293) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 296125 + ... + 1446337.

It is an arithmetic number, because the mean of its divisors is an integer number (250525810912).

Almost surely, 2^{1002101222203} is an apocalyptic number.

1002101222203 is a deficient number, since it is larger than the sum of its proper divisors (2021445).

1002101222203 is an equidigital number, since it uses as much as digits as its factorization.

1002101222203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2021444.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1002101222203 its reverse (3022221012001), we get a palindrome (4024322234204).

The spelling of 1002101222203 in words is "one trillion, two billion, one hundred one million, two hundred twenty-two thousand, two hundred three".